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CA1231163A - Systeme pour assujettir a la temperature ambiante un dispositif thermo-activable - Google Patents

Systeme pour assujettir a la temperature ambiante un dispositif thermo-activable

Info

Publication number
CA1231163A
CA1231163A CA000443606A CA443606A CA1231163A CA 1231163 A CA1231163 A CA 1231163A CA 000443606 A CA000443606 A CA 000443606A CA 443606 A CA443606 A CA 443606A CA 1231163 A CA1231163 A CA 1231163A
Authority
CA
Canada
Prior art keywords
heating
electrodes
electrode
memory
temperature
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000443606A
Other languages
English (en)
Inventor
Robert Hehlen
Philippe Marcenac
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of CA1231163A publication Critical patent/CA1231163A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3603—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals with thermally addressed liquid crystals

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
CA000443606A 1982-12-21 1983-12-19 Systeme pour assujettir a la temperature ambiante un dispositif thermo-activable Expired CA1231163A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8221404A FR2538138B1 (fr) 1982-12-21 1982-12-21 Systeme d'asservissement en temperature d'un dispositif thermo-actif
FR8221404 1982-12-21

Publications (1)

Publication Number Publication Date
CA1231163A true CA1231163A (fr) 1988-01-05

Family

ID=9280330

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000443606A Expired CA1231163A (fr) 1982-12-21 1983-12-19 Systeme pour assujettir a la temperature ambiante un dispositif thermo-activable

Country Status (6)

Country Link
US (1) US4621261A (fr)
EP (1) EP0114013B1 (fr)
JP (1) JPS59135430A (fr)
CA (1) CA1231163A (fr)
DE (1) DE3372669D1 (fr)
FR (1) FR2538138B1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4923285A (en) * 1985-04-22 1990-05-08 Canon Kabushiki Kaisha Drive apparatus having a temperature detector
US5302946A (en) * 1988-07-21 1994-04-12 Leonid Shapiro Stacked display panel construction and method of making same
US4987289A (en) * 1988-07-21 1991-01-22 Rockwell International Corporation Liquid crystal display heating system
JP2805895B2 (ja) * 1989-10-02 1998-09-30 松下電器産業株式会社 液晶表示回路
DE69314921T2 (de) * 1992-12-25 1998-03-19 Canon Kk Flüssigkristallanzeigevorrichtung
US5914764A (en) * 1996-09-25 1999-06-22 Rockwell International Corporation Method and apparatus for using optical response time to control a liquid crystal display
US7372447B1 (en) 1996-10-31 2008-05-13 Kopin Corporation Microdisplay for portable communication systems
US6545654B2 (en) 1996-10-31 2003-04-08 Kopin Corporation Microdisplay for portable communication systems
US6677936B2 (en) * 1996-10-31 2004-01-13 Kopin Corporation Color display system for a camera
US7321354B1 (en) 1996-10-31 2008-01-22 Kopin Corporation Microdisplay for portable communication systems
US6559825B2 (en) 1996-10-31 2003-05-06 Kopin Corporation Display system for wireless pager
US6089751A (en) * 1996-12-30 2000-07-18 Honeywell Inc. Transparent temperature sensor for an active matrix liquid crystal display
SE522059C2 (sv) 1998-07-06 2004-01-07 Ericsson Telefon Ab L M Anordning och metod för mätning av temperatur vid flytande kristallskärm(LCD)
US6411746B1 (en) * 2000-01-18 2002-06-25 Corning Incorporated Thermally tunable optical devices
DE10059518A1 (de) * 2000-11-30 2002-06-06 Mannesmann Vdo Ag Display mit einer Heizung
US8367460B2 (en) 2010-06-22 2013-02-05 Micron Technology, Inc. Horizontally oriented and vertically stacked memory cells
CN106019678B (zh) * 2016-08-04 2020-03-06 京东方科技集团股份有限公司 一种触控显示装置及其制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3700933A (en) * 1970-09-28 1972-10-24 Waynco Control circuit
US4115860A (en) * 1977-06-02 1978-09-19 Lockheed Electronics Co., Inc. Plural load power controller with time-shared processor
JPS5443762A (en) * 1977-09-13 1979-04-06 Seiko Epson Corp Liquid crystal mechanism
JPS5498677A (en) * 1978-01-11 1979-08-03 Citizen Watch Co Ltd Electronic watch
FR2511798A1 (fr) * 1981-08-21 1983-02-25 Thomson Csf Dispositif de visualisation a cristal liquide smectique
FR2518291A1 (fr) * 1981-12-15 1983-06-17 Thomson Csf Dispositif de visualisation electrochromique a commande thermo-electrique

Also Published As

Publication number Publication date
US4621261A (en) 1986-11-04
FR2538138A1 (fr) 1984-06-22
FR2538138B1 (fr) 1985-06-07
EP0114013B1 (fr) 1987-07-22
EP0114013A1 (fr) 1984-07-25
DE3372669D1 (en) 1987-08-27
JPS59135430A (ja) 1984-08-03

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Legal Events

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